Contents
vi
146iQ Instruction Manual
Thermo Scientific
Photometer DMC Removal ........................................................... 7-32
Photometer Lamp Replacement ..................................................... 7-33
Photometer Lamp Heater Replacement .......................................... 7-35
Photometer DMC Board Replacement .......................................... 7-37
Detector Board Replacement.......................................................... 7-38
Thermistor Replacement ................................................................ 7-40
Optional DMC Ozonator ................................................................. 7-41
DMC Ozonator Removal ............................................................... 7-41
Lamp Replacement ........................................................................ 7-44
Ozonator DMC Board Replacement .............................................. 7-45
Ozonator Replacement ................................................................... 7-46
Ozonator DMC Install ................................................................... 7-48
Valve Replacement ............................................................................ 7-50
Optional Zero Mix Valve Replacement ............................................. 7-54
Sample/Ref Valve and Ext/Int Valve Replacement ............................ 7-56
MFC Replacement ............................................................................ 7-58
Optional Pressure Regulator Replacement ......................................... 7-60
Mixing Chamber Replacement .......................................................... 7-62
Optional DMC Permeation Oven Solenoid Valve Replacement ....... 7-64
Permeation Oven Replacement ......................................................... 7-66
Permeation Oven Board Replacement ............................................... 7-69
System Description ........................................................................................... 8-1
Flow Controllers .............................................................................. 8-2
Zero Air/Dilution Gas Flow Controller ......................................... 8-2
Span Gas Flow Controller ............................................................. 8-2
Span Gas Flow Controller Range 2 (optional) ............................... 8-2
Photometer DMC with Lamp .......................................................... 8-2
Detector System ............................................................................ 8-2
Photometer Lamp Power Supply ................................................... 8-2
Ozonator DMC ............................................................................... 8-2
Ozonator Lamp Power Supply ...................................................... 8-3
Permeation Oven (Optional) .............................................................. 8-3
Common Electronics .......................................................................... 8-3
Power Supply ................................................................................... 8-6
System Controller Board .................................................................. 8-6
Backplane Board .............................................................................. 8-6
Front Panel ...................................................................................... 8-6
I/O and Communication Components ............................................ 8-6
Peripherals Support System ................................................................. 8-7
Fan ................................................................................................... 8-7
Step POL Board ............................................................................... 8-7
Sample Pump ................................................................................... 8-7
Solenoid Valve Panel ........................................................................ 8-7
Flow/Pressure DMC ........................................................................... 8-7
Firmware ............................................................................................. 8-7
Chapter 8
Summary of Contents for 146iQ
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